Uplink control information transmission method, access network device, and terminal device

Abstract

This application discloses communications apparatuses, to resolve a problem that joint coding and transmission cannot be performed in a scenario in which PUCCH resources of SRs are not aligned with a PUCCH resource of a HARQ/CSI in time domain. The apparatus is enable to execute comprises: receiving a second UCI on a second PUCCH without receiving a first UCI on the first PUCCH, the first UCI comprising HARQ information, and the second UCI comprising a SR; wherein a time domain position of the second PUCCH overlaps a time domain position of the first PUCCH, a priority of the second UCI is higher than a priority of the first UCI, the priority of the second UCI is a priority of a resource configuration corresponding to the second UCI, and the priority of the second UCI is greater than or equal to a first threshold.

The invention claimed is: 
     
       1. A communications apparatus, comprising at least one processor and a memory, wherein
 the memory is configured to store computer executable instructions; and 
 the at least one processor is configured to execute the computer executable instructions stored in the memory, to cause the communications apparatus to perform following: 
 determining a time domain position of a first physical uplink control channel (PUCCH); 
 determining a time domain position of a second PUCCH, wherein the time domain position of the second PUCCH overlaps the time domain position of the first PUCCH; and 
 receiving, from a terminal device, a second uplink control information (UCI) on the second PUCCH without receiving a first UCI on the first PUCCH, and the second UCI comprising a scheduling request (SR), the first UCI comprising hybrid automatic repeat request (HARQ) information; and 
 wherein a priority of the second UCI is higher than a priority of the first UCI, the priority of the second UCI is a priority of a resource configuration corresponding to the second UCI, and the priority of the second UCI is greater than or equal to a first threshold. 
 
     
     
       2. The apparatus according to  claim 1 , wherein receiving the second UCI on the second PUCCH without receiving the first UCI on the first PUCCH comprises:
 receiving the second UCI on the second PUCCH without receiving transmission on the first PUCCH. 
 
     
     
       3. The apparatus according to  claim 1 , wherein receiving the second UCI on the second PUCCH without receiving the first UCI on the first PUCCH comprises:
 receiving the second UCI on the second PUCCH without receiving the first PUCCH. 
 
     
     
       4. The apparatus according to  claim 1 , wherein the SR is a positive SR. 
     
     
       5. The apparatus according to  claim 1 , wherein the priority of the resource configuration is configured by a higher layer signaling or predefined. 
     
     
       6. A method comprising:
 determining a time domain position of a first physical uplink control channel (PUCCH); 
 determining a time domain position of a second PUCCH, wherein the time domain position of the second PUCCH overlaps the time domain position of the first PUCCH; and 
 receiving, from a terminal device, a second uplink control information (UCI) on the second PUCCH without receiving a first UCI on the first PUCCH, and the second UCI comprising a scheduling request (SR), the first UCI comprising hybrid automatic repeat request (HARQ) information; and 
 wherein a priority of the second UCI is higher than a priority of the first UCI, the priority of the second UCI is a priority of a resource configuration corresponding to the second UCI, and the priority of the second UCI is greater than or equal to a first threshold. 
 
     
     
       7. The method according to  claim 6 , wherein receiving the second UCI on the second PUCCH without receiving the first UCI on the first PUCCH comprises:
 receiving the second UCI on the second PUCCH without receiving transmission on the first PUCCH. 
 
     
     
       8. The method according to  claim 6 , wherein receiving the second UCI on the second PUCCH without receiving the first UCI on the first PUCCH comprises:
 receiving the second UCI on the second PUCCH without receiving the first PUCCH. 
 
     
     
       9. The method according to  claim 6 , wherein the SR is a positive SR. 
     
     
       10. The method according to  claim 6 , wherein the priority of the resource configuration is configured by a higher layer signaling or predefined. 
     
     
       11. A non-transitory computer-readable media, storing computer instructions that, when executed by one or more processors, cause the one or more processors to perform:
 determining a time domain position of a first physical uplink control channel (PUCCH); 
 determining a time domain position of a second PUCCH, wherein the time domain position of the second PUCCH overlaps the time domain position of the first PUCCH; and 
 receiving, from a terminal device, a second uplink control information (UCI) on the second PUCCH without receiving a first UCI on the first PUCCH, and the second UCI comprising a scheduling request (SR), the first UCI comprising hybrid automatic repeat request (HARQ) information; and 
 wherein a priority of the second UCI is higher than a priority of the first UCI, the priority of the second UCI is a priority of a resource configuration corresponding to the second UCI, and the priority of the second UCI is greater than or equal to a first threshold. 
 
     
     
       12. The non-transitory computer-readable media according to  claim 11 , wherein receiving the second UCI on the second PUCCH without receiving the first UCI on the first PUCCH comprises:
 receiving the second UCI on the second PUCCH without receiving transmission on the first PUCCH. 
 
     
     
       13. The non-transitory computer-readable media according to  claim 11 , wherein receiving the second UCI on the second PUCCH without receiving the first UCI on the first PUCCH comprises:
 receiving the second UCI on the second PUCCH without receiving the first PUCCH. 
 
     
     
       14. The non-transitory computer-readable media according to  claim 11 , wherein the SR is a positive SR. 
     
     
       15. The non-transitory computer-readable media according to  claim 11 , wherein the priority of the resource configuration is configured by a higher layer signaling or predefined.